Correlation Between Voice Pitch Changes and Tension of Suboccipital Muscles In Normal Subjects

May 29, 2025 updated by: Basant Sabry Mohamed Elbana, Cairo University
this study for investigation of correlation between voice pitch and tension of suboccipital muscles

Study Overview

Status

Active, not recruiting

Conditions

Detailed Description

participants will be assigned randomly , normal people i will use 2 instruments first : compturized speech lab (CSL) to analyze voice pitch second: electromyography EMG to measure suboccipital muscle tension during speech this task will be repated twice first one during normal speech , second one during change in voice pitch

Study Type

Observational

Enrollment (Estimated)

119

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Egypt
      • Dokki, Egypt, 12612
        • Faculty of Physical Therapy , Cairo University

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult

Accepts Healthy Volunteers

Yes

Sampling Method

Probability Sample

Study Population

participatnts are normal people ,both gender , aged 20-60 years . number of participants are 119

Description

Inclusion Criteria:

  • Healthy adults aged 20-60 years.
  • No history of musculoskeletal disorders, voice disorders, or neurological conditions.
  • Normal voice function (Voice Handicap Index [VHI]-10 ≤ 11) .

Exclusion Criteria:

  • Individuals with neck pain or injury in the past six months.
  • History of vocal pathologies, recent surgeries, or auditory impairments

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
tension of suboccipital muscles
Time Frame: immediately during voice pitch changes
immediately during voice pitch changes

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
suboccipital muscles tension
Time Frame: 5 minutes :tension will be measured twice during speech
suboccipital muscles tension will be measured by Electromyography during change of voice pitch
5 minutes :tension will be measured twice during speech

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Cairo University

Investigators

  • Principal Investigator: basant sabry elbana, bachelor of physical therapy, Cairo University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

May 1, 2025

Primary Completion (Estimated)

November 20, 2025

Study Completion (Estimated)

February 1, 2026

Study Registration Dates

First Submitted

May 21, 2025

First Submitted That Met QC Criteria

May 29, 2025

First Posted (Actual)

June 6, 2025

Study Record Updates

Last Update Posted (Actual)

June 6, 2025

Last Update Submitted That Met QC Criteria

May 29, 2025

Last Verified

April 1, 2025

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 012/005045

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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